Why Auto Bark Collar is Better for Your Dog? Our superior construction, durability, and features make Barking Collar 661 series products the most competitive dog collars. Safe, humane, and effective, these collars are great for dogs of all shapes, sizes, and breeds. And thanks to the adjustable static shock, vibration, and beep modes, you’ll find a safe mode that works for your dog’s behavior and needs.If you're looking to improve your dog's behavior at home or in social settings , Anti Bark Collar 661 is the perfect solution to all . Feature: 1.7-Levels Sensitivity Bark Collar 661 Series offers 1-7 sensitivity levels that can effectively detect barkings of all size dogs. Select a suitable sensitivity level that works most effectively on your dogs. You can adjust the sensitivity to a level that is best suited to gently educate with your dog. 2.Auto Protection System Anti Bark Collar 661 Series is much more safer and reliable to your dog, provides an Auto Protection System for limiting the duration and intensity of influence on the dog. After 7 correction levels, the collar turns off for 1 minute automatically for the safety of the dog. 3.Progressive Trigger System No Bark Collar 661 Series is programmed with a Progressive Trigger System.The bark collar beeps 2 seconds when it detects trigger the first time. If the dog won't stop barking , It will intellectually adjust stimulation intensity to help control barking effectively.

No more false triggering:This bark collar equiped smart sensor and chip,will detect the dog barking on the particular frequency and decibel,no more false triggering by other sounds or other dogs,activates faster and more effective with no delay 3 Humane Training Modes： Dog bark collar with a beep, vibration, and shock modes, 1-7 adjustable sensitivity levels. Rechargeable bark collar: The anti bark collar includes a built-in USB rechargeable battery. It can be fully charged in about 2-3 hours and will give you 20 days of use. It's convenient for you and saves you the expense of buying batteries. Bark collar for all size dogs,it is a light weight bark collar for small , medium large dogs 15-150lbs IP67 Waterproof design: IP67 solid and lightweight material allows you to safely use the collar indoors and outdoors in all weather conditions. Note: it is better to take off the collar while swimming.